Extra metadata maintained internally in `xl.meta` for a transitioned object

```
...
        "MetaSys": {
          "x-minio-internal-transition-status": "Y29tcGxldGU=",

    name: str
    value: int
    dep: int


class LargeIn(BaseModel):
    items: list[dict[str, Any]]
    metadata: dict[str, Any]


class LargeOut(BaseModel):
    items: list[dict[str, Any]]
    metadata: dict[str, Any]


app = FastAPI()


@app.post("/sync/validated", response_model=ItemOut)
def sync_validated(item: ItemIn, dep: Annotated[int, Depends(dep_b)]):

    String getId();

    String pathOf(Artifact artifact);

    String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository);

    String pathOfRemoteRepositoryMetadata(ArtifactMetadata metadata);

    String getError(Artifact artifact, ArtifactRepository repository);

    boolean isUpdateRequired(RepositoryMetadata metadata, ArtifactRepository repository, File file);

    void touch(RepositoryMetadata metadata, ArtifactRepository repository, File file);

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.repository.metadata;

import org.apache.maven.artifact.ArtifactScopeEnum;

/**
 * metadata graph vertice - just a wrapper around artifact's metadata
 *
 */
@Deprecated
public class MetadataGraphVertex implements Comparable<MetadataGraphVertex> {
    ArtifactMetadata md;

## OpenAPI 中繼資料 - 文件 { #openapi-metadata-docs }

要在你的 OpenAPI 綱要中加入中繼資料（包含授權、版本、聯絡方式等），請參閱[教學 - 中繼資料與文件 URL](../tutorial/metadata.md)。

## 自訂 OpenAPI URL { #openapi-custom-url }

要自訂（或移除）OpenAPI 的 URL，請參閱[教學 - 中繼資料與文件 URL](../tutorial/metadata.md#openapi-url)。

## OpenAPI 文件 URL { #openapi-docs-urls }

## OpenAPI 元数据 - 文档 { #openapi-metadata-docs }

要添加 OpenAPI 的元数据，包括许可证、版本、联系方式等，请阅读 [教程 - 元数据和文档 URL](../tutorial/metadata.md) 文档。

## OpenAPI 自定义 URL { #openapi-custom-url }

要自定义 OpenAPI 的 URL（或删除它），请阅读 [教程 - 元数据和文档 URL](../tutorial/metadata.md#openapi-url) 文档。

## OpenAPI 文档 URL { #openapi-docs-urls }

package org.apache.maven.artifact.repository.metadata;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.artifact.versioning.Restriction;
import org.apache.maven.artifact.versioning.VersionRange;

/**
 * Metadata for the artifact directory of the repository.

    @Override
    public String getId() {
        return localRepository.getId();
    }

    @Override
    public String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository) {
        return localRepository.pathOfLocalRepositoryMetadata(metadata, repository);
    }

    @Override
    public String pathOf(Artifact artifact) {
        return localRepository.pathOf(artifact);
    }

    @Override

    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        if (metadataMap == null) {
            metadataMap = new HashMap<>();
        }

        ArtifactMetadata m = metadataMap.get(metadata.getKey());
        if (m != null) {
            m.merge(metadata);
        } else {
            metadataMap.put(metadata.getKey(), metadata);
        }
    }

    @Override